ULTRA-CLEAN US-159
Safe for use on ferrous alloys when used as directed, ULTRA-CLEAN US-159 may etch or stain aluminum and zinc alloys, therefore pretesting before use is recommended. Dilutions from 2-10% by volume in water that is 120-160° are typically effective. Heavier soils and/or ultrasonic applications may benefit from operating at higher temperatures up to 190°F. Follow cleaning step with a thorough ambient-to-warm water rinse.